You could use sort of a distributed lock service to achieve this
(ZooKeeper can help). But such things ought to be avoided as David
pointed out above.

On Sun, Dec 19, 2010 at 9:09 PM, Martin Becker <_martinbec...@web.de> wrote:
> Hello everybody,
>
> is there a possibility to make sure that certain/all reduce tasks,
> i.e. the reducers to certain keys, are executed in a specified order?
> This is Job internal, so the Job Scheduler is probably the wrong place to 
> start?
> Does the order induced by the Comparable interface influence the
> execution order at all?
>
> Thanks in advance,
> Martin
>



-- 
Harsh J
www.harshj.com

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